.login-container {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-background {
  background: linear-gradient(135deg, #0066b2 0%, #004080 100%);
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 400px;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: none;
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.login-icon {
  font-size: 48px;
  color: #0066b2;
  margin-bottom: 16px;
}

.login-title {
  color: #0066b2 !important;
  margin-bottom: 8px !important;
}

.login-form {
  margin-top: 24px;
}

.input-icon {
  color: #0066b2;
}

.login-button {
  height: 48px;
  border-radius: 6px;
  background: #0066b2;
  border-color: #0066b2;
  font-size: 16px;
  font-weight: 500;
  transition: all 0.3s ease;
}

.login-button:hover {
  background: #005099;
  border-color: #005099;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 102, 178, 0.3);
}

.demo-accounts {
  text-align: center;
  margin-top: 24px;
  padding: 16px;
  background: #f8f9fa;
  border-radius: 6px;
}

.demo-button {
  color: #0066b2 !important;
  font-size: 12px;
  padding: 0;
}

.demo-button:hover {
  color: #005099 !important;
}

.login-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid #f0f0f0;
}

/* 响应式设计 */
@media (max-width: 480px) {
  .login-card {
    width: 90%;
    margin: 0 20px;
  }
}